Help finding the confidence interval

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Question Description

A psychologist is interested in knowing whether adults who were bullied as children differ from the general population in terms of their empathy for others. On a questionnaire designed to measure empathy, the mean score for the general population is 60.03. Random sampling of 25 scores obtained from individuals who were bullied yielded a mean of 90.5 and a standard deviation of 16.51.

Calculate the 99% confidence interval.

For this question, what is the value that is below or less than µ?

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Explanation & Answer

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mean score is 60.03

25 people their mean is 90.5 and standard deviation is 16.51

calculate the 99% confidence interval



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WbryWbry (52)
New York University

Awesome! Perfect study aid.